Pith Number

pith:TTXVBDFU

pith:2007:TTXVBDFUACSAPKJGPROGNKMXLW

not attested not anchored not stored refs pending

The unusual hydrocarbon emission from the early carbon star HD 100764: The connection between aromatics and aliphatics

A. Li, B. Sargent, C.J. Bohac, D.J. Barry, D.M. Watson, G.C. Sloan, J. Bernard-Salas, J.R. Houck, K.E. Kraemer, M. Jura, W.J. Forrest, W.W. Duley

arxiv:0705.0905 v1 · 2007-05-07 · astro-ph

Open paper page JSON Open Graph Bundle Merged state Verified badge What is a Pith Number?

Add to your LaTeX paper

\usepackage{pith}
\pithnumber{TTXVBDFUACSAPKJGPROGNKMXLW}

Prints a linked badge after your title and injects PDF metadata. Compiles on arXiv. Learn more · Embed verified badge

Record completeness

1 Bitcoin timestamp

2 Internet Archive

3 Author claim open · sign in to claim

4 Citations open

5 Replications open

✓ Portable graph bundle live · download bundle · merged state

The bundle contains the canonical record plus signed events. A mirror can host it anywhere and recompute the same current state with the deterministic merge algorithm.

Receipt and verification

First computed	2026-07-04T15:44:19.864172Z
Builder	pith-number-builder-2026-05-17-v1
Signature	Pith Ed25519 (`pith-v1-2026-05`) · public key
Schema	pith-number/v1.0

Canonical hash

9cef508cb400a407a9267c5c66a9975d9b31c34f13804b2050c959d14dc6cae4

Aliases

arxiv: 0705.0905 · arxiv_version: 0705.0905v1 · doi: 10.48550/arxiv.0705.0905 · pith_short_12: TTXVBDFUACSA · pith_short_16: TTXVBDFUACSAPKJG · pith_short_8: TTXVBDFU

Agent API

Resolver JSON Graph JSON Events JSON Schema Signing key

Verify this Pith Number yourself

curl -sH 'Accept: application/ld+json' https://pith.science/pith/TTXVBDFUACSAPKJGPROGNKMXLW \
  | jq -c '.canonical_record' \
  | python3 -c "import sys,json,hashlib; b=json.dumps(json.loads(sys.stdin.read()), sort_keys=True, separators=(',',':'), ensure_ascii=False).encode(); print(hashlib.sha256(b).hexdigest())"
# expect: 9cef508cb400a407a9267c5c66a9975d9b31c34f13804b2050c959d14dc6cae4

Canonical record JSON

{
  "metadata": {
    "abstract_canon_sha256": "1be9439c8ee6ce6cba6846f0a4eafb892a86505c603c92ccdf4454f98b21525f",
    "cross_cats_sorted": [],
    "license": "",
    "primary_cat": "astro-ph",
    "submitted_at": "2007-05-07T19:58:58Z",
    "title_canon_sha256": "7450c79ec58bad27be366c896cd70ff90d4b4e763a4a0ab666acae95c34a3623"
  },
  "schema_version": "1.0",
  "source": {
    "id": "0705.0905",
    "kind": "arxiv",
    "version": 1
  }
}